on products and friends pointed the finger at another food-processing plant -- the go- ahead for the eu-wide dna testing. >> our inquiry shows they knew the meat labeled as beef could be horse meat -- at least they had a strong suspicion. >> horse meat in itself is as -- is not dangerous, and europe has clear rules on the food chain. of birth, the owner decides if an animal will end up on the dinner plate. it is all documented, including any medication administered. the revelation that horses were in millions of ready-to-eat meals has not just prompted moral objections. it has also raised fears of contamination through drugs. the scandal has also put the spotlight on the complex supply chains that bring food to europe's dinner tables. the scandal suggests they are hard to police and easy to manipulate. national authorities in the european union need to act fast to reassure consumers about what is in the food they eat. that is the call from a growing number of politicians, from britain to germany. >> this is not just about speed. we have to get quicker, but we also have to get better. that is